| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [vb past] [adv] [pron] had | 505 |
|
| 2 | [adv] [pron] had to | 138 |
|
| 3 | [vb past] [pron] had to | 103 |
|
| 4 | [vb past] [adv] [pron] to | 15 |
|
